From 765deae84d167ac40e962914a99b636fb70a3bd7 Mon Sep 17 00:00:00 2001
From: zendwang <wangzhenxian@idadt.com>
Date: 星期一, 04 七月 2022 13:06:18 +0800
Subject: [PATCH] update 优化魔法值

---
 ruoyi-framework/src/main/java/com/ruoyi/framework/web/exception/GlobalExceptionHandler.java |  118 +++++++++++++++++++++++++++++++++++------------------------
 1 files changed, 70 insertions(+), 48 deletions(-)

diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/web/exception/GlobalExceptionHandler.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/web/exception/GlobalExceptionHandler.java
index a96450c..326c96a 100644
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/web/exception/GlobalExceptionHandler.java
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/web/exception/GlobalExceptionHandler.java
@@ -3,13 +3,15 @@
 import cn.dev33.satoken.exception.NotLoginException;
 import cn.dev33.satoken.exception.NotPermissionException;
 import cn.dev33.satoken.exception.NotRoleException;
+import cn.hutool.core.util.ObjectUtil;
 import cn.hutool.http.HttpStatus;
-import com.ruoyi.common.core.domain.AjaxResult;
+import com.ruoyi.common.core.domain.R;
 import com.ruoyi.common.exception.DemoModeException;
 import com.ruoyi.common.exception.ServiceException;
-import com.ruoyi.common.utils.StringUtils;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
+import lombok.extern.slf4j.Slf4j;
+import org.mybatis.spring.MyBatisSystemException;
+import org.springframework.context.support.DefaultMessageSourceResolvable;
+import org.springframework.dao.DuplicateKeyException;
 import org.springframework.validation.BindException;
 import org.springframework.web.HttpRequestMethodNotSupportedException;
 import org.springframework.web.bind.MethodArgumentNotValidException;
@@ -17,134 +19,154 @@
 import org.springframework.web.bind.annotation.RestControllerAdvice;
 
 import javax.servlet.http.HttpServletRequest;
+import javax.validation.ConstraintViolation;
 import javax.validation.ConstraintViolationException;
+import java.util.stream.Collectors;
 
 /**
  * 鍏ㄥ眬寮傚父澶勭悊鍣�
  *
- * @author ruoyi
+ * @author Lion Li
  */
+@Slf4j
 @RestControllerAdvice
-public class GlobalExceptionHandler
-{
-    private static final Logger log = LoggerFactory.getLogger(GlobalExceptionHandler.class);
+public class GlobalExceptionHandler {
 
     /**
-     * 鏉冮檺鏍¢獙寮傚父
+     * 鏉冮檺鐮佸紓甯�
      */
     @ExceptionHandler(NotPermissionException.class)
-    public AjaxResult handleAccessDeniedException(NotPermissionException e, HttpServletRequest request)
-    {
+    public R<Void> handleNotPermissionException(NotPermissionException e, HttpServletRequest request) {
         String requestURI = request.getRequestURI();
-        log.error("璇锋眰鍦板潃'{}',鏉冮檺鏍¢獙澶辫触'{}'", requestURI, e.getMessage());
-        return AjaxResult.error(HttpStatus.HTTP_FORBIDDEN, "娌℃湁鏉冮檺锛岃鑱旂郴绠$悊鍛樻巿鏉�");
+        log.error("璇锋眰鍦板潃'{}',鏉冮檺鐮佹牎楠屽け璐�'{}'", requestURI, e.getMessage());
+        return R.fail(HttpStatus.HTTP_FORBIDDEN, "娌℃湁璁块棶鏉冮檺锛岃鑱旂郴绠$悊鍛樻巿鏉�");
     }
 
     /**
-     * 瑙掕壊鏍¢獙寮傚父
+     * 瑙掕壊鏉冮檺寮傚父
      */
     @ExceptionHandler(NotRoleException.class)
-    public AjaxResult handleAccessDeniedException(NotRoleException e, HttpServletRequest request)
-    {
+    public R<Void> handleNotRoleException(NotRoleException e, HttpServletRequest request) {
         String requestURI = request.getRequestURI();
-        log.error("璇锋眰鍦板潃'{}',瑙掕壊鏍¢獙澶辫触'{}'", requestURI, e.getMessage());
-        return AjaxResult.error(HttpStatus.HTTP_FORBIDDEN, "娌℃湁瑙掕壊锛岃鑱旂郴绠$悊鍛樻巿鏉�");
+        log.error("璇锋眰鍦板潃'{}',瑙掕壊鏉冮檺鏍¢獙澶辫触'{}'", requestURI, e.getMessage());
+        return R.fail(HttpStatus.HTTP_FORBIDDEN, "娌℃湁璁块棶鏉冮檺锛岃鑱旂郴绠$悊鍛樻巿鏉�");
     }
 
     /**
      * 璁よ瘉澶辫触
      */
     @ExceptionHandler(NotLoginException.class)
-    public AjaxResult handleAccessDeniedException(NotLoginException e, HttpServletRequest request)
-    {
+    public R<Void> handleNotLoginException(NotLoginException e, HttpServletRequest request) {
         String requestURI = request.getRequestURI();
-        log.error("璇锋眰璁块棶锛歿}锛岃璇佸け璐ワ紝鏃犳硶璁块棶绯荤粺璧勬簮", requestURI, e.getMessage());
-        return AjaxResult.error(HttpStatus.HTTP_UNAUTHORIZED, StringUtils.format("璇锋眰璁块棶锛歿}锛岃璇佸け璐ワ紝鏃犳硶璁块棶绯荤粺璧勬簮", requestURI));
+        log.error("璇锋眰鍦板潃'{}',璁よ瘉澶辫触'{}',鏃犳硶璁块棶绯荤粺璧勬簮", requestURI, e.getMessage());
+        return R.fail(HttpStatus.HTTP_UNAUTHORIZED, "璁よ瘉澶辫触锛屾棤娉曡闂郴缁熻祫婧�");
     }
 
     /**
      * 璇锋眰鏂瑰紡涓嶆敮鎸�
      */
     @ExceptionHandler(HttpRequestMethodNotSupportedException.class)
-    public AjaxResult handleHttpRequestMethodNotSupported(HttpRequestMethodNotSupportedException e,
-            HttpServletRequest request)
-    {
+    public R<Void> handleHttpRequestMethodNotSupported(HttpRequestMethodNotSupportedException e,
+                                                                HttpServletRequest request) {
         String requestURI = request.getRequestURI();
         log.error("璇锋眰鍦板潃'{}',涓嶆敮鎸�'{}'璇锋眰", requestURI, e.getMethod());
-        return AjaxResult.error(e.getMessage());
+        return R.fail(e.getMessage());
+    }
+
+    /**
+     * 涓婚敭鎴朥NIQUE绱㈠紩锛屾暟鎹噸澶嶅紓甯�
+     */
+    @ExceptionHandler(DuplicateKeyException.class)
+    public R<Void> handleDuplicateKeyException(DuplicateKeyException e, HttpServletRequest request) {
+        String requestURI = request.getRequestURI();
+        log.error("璇锋眰鍦板潃'{}',鏁版嵁搴撲腑宸插瓨鍦ㄨ褰�'{}'", requestURI, e.getMessage());
+        return R.fail("鏁版嵁搴撲腑宸插瓨鍦ㄨ璁板綍锛岃鑱旂郴绠$悊鍛樼‘璁�");
+    }
+
+    /**
+     * Mybatis绯荤粺寮傚父 閫氱敤澶勭悊
+     */
+    @ExceptionHandler(MyBatisSystemException.class)
+    public R<Void> handleCannotFindDataSourceException(MyBatisSystemException e, HttpServletRequest request) {
+        String requestURI = request.getRequestURI();
+        String message = e.getMessage();
+        if (message.contains("CannotFindDataSourceException")) {
+            log.error("璇锋眰鍦板潃'{}', 鏈壘鍒版暟鎹簮", requestURI);
+            return R.fail("鏈壘鍒版暟鎹簮锛岃鑱旂郴绠$悊鍛樼‘璁�");
+        }
+        log.error("璇锋眰鍦板潃'{}', Mybatis绯荤粺寮傚父", requestURI, e);
+        return R.fail(message);
     }
 
     /**
      * 涓氬姟寮傚父
      */
     @ExceptionHandler(ServiceException.class)
-    public AjaxResult handleServiceException(ServiceException e, HttpServletRequest request)
-    {
+    public R<Void> handleServiceException(ServiceException e, HttpServletRequest request) {
         log.error(e.getMessage(), e);
         Integer code = e.getCode();
-        return StringUtils.isNotNull(code) ? AjaxResult.error(code, e.getMessage()) : AjaxResult.error(e.getMessage());
+        return ObjectUtil.isNotNull(code) ? R.fail(code.intValue(), e.getMessage()) : R.fail(e.getMessage());
     }
 
     /**
      * 鎷︽埅鏈煡鐨勮繍琛屾椂寮傚父
      */
     @ExceptionHandler(RuntimeException.class)
-    public AjaxResult handleRuntimeException(RuntimeException e, HttpServletRequest request)
-    {
+    public R<Void> handleRuntimeException(RuntimeException e, HttpServletRequest request) {
         String requestURI = request.getRequestURI();
         log.error("璇锋眰鍦板潃'{}',鍙戠敓鏈煡寮傚父.", requestURI, e);
-        return AjaxResult.error(e.getMessage());
+        return R.fail(e.getMessage());
     }
 
     /**
      * 绯荤粺寮傚父
      */
     @ExceptionHandler(Exception.class)
-    public AjaxResult handleException(Exception e, HttpServletRequest request)
-    {
+    public R<Void> handleException(Exception e, HttpServletRequest request) {
         String requestURI = request.getRequestURI();
         log.error("璇锋眰鍦板潃'{}',鍙戠敓绯荤粺寮傚父.", requestURI, e);
-        return AjaxResult.error(e.getMessage());
+        return R.fail(e.getMessage());
     }
 
     /**
      * 鑷畾涔夐獙璇佸紓甯�
      */
     @ExceptionHandler(BindException.class)
-    public AjaxResult handleBindException(BindException e)
-    {
+    public R<Void> handleBindException(BindException e) {
         log.error(e.getMessage(), e);
-        String message = e.getAllErrors().get(0).getDefaultMessage();
-        return AjaxResult.error(message);
+        String message = e.getAllErrors().stream()
+            .map(DefaultMessageSourceResolvable::getDefaultMessage)
+            .collect(Collectors.joining(", "));
+        return R.fail(message);
     }
 
     /**
      * 鑷畾涔夐獙璇佸紓甯�
      */
     @ExceptionHandler(ConstraintViolationException.class)
-    public AjaxResult constraintViolationException(ConstraintViolationException e) {
+    public R<Void> constraintViolationException(ConstraintViolationException e) {
         log.error(e.getMessage(), e);
-        String message = e.getConstraintViolations().iterator().next().getMessage();
-        return AjaxResult.error(message);
+        String message = e.getConstraintViolations().stream()
+            .map(ConstraintViolation::getMessage)
+            .collect(Collectors.joining(", "));
+        return R.fail(message);
     }
 
     /**
      * 鑷畾涔夐獙璇佸紓甯�
      */
     @ExceptionHandler(MethodArgumentNotValidException.class)
-    public Object handleMethodArgumentNotValidException(MethodArgumentNotValidException e)
-    {
+    public R<Void> handleMethodArgumentNotValidException(MethodArgumentNotValidException e) {
         log.error(e.getMessage(), e);
         String message = e.getBindingResult().getFieldError().getDefaultMessage();
-        return AjaxResult.error(message);
+        return R.fail(message);
     }
 
     /**
      * 婕旂ず妯″紡寮傚父
      */
     @ExceptionHandler(DemoModeException.class)
-    public AjaxResult handleDemoModeException(DemoModeException e)
-    {
-        return AjaxResult.error("婕旂ず妯″紡锛屼笉鍏佽鎿嶄綔");
+    public R<Void> handleDemoModeException(DemoModeException e) {
+        return R.fail("婕旂ず妯″紡锛屼笉鍏佽鎿嶄綔");
     }
 }

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